80407525

素因数分解:

$5^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{1399}}^1$

素因数の和:1450

約数の個数: 36

約数和(自身を含む): 115444000

約数和(自身を除く): 35036475

約数列:

[1, 5, 11, 19, 25, 55, 95, 121, 209, 275, 475, 605, 1045, 1399, 2299, 3025, 5225, 6995, 11495, 15389, 26581, 34975, 57475, 76945, 132905, 169279, 292391, 384725, 664525, 846395, 1461955, 3216301, 4231975, 7309775, 16081505, 80407525]

約数ペア:

[(1, 80407525), (5, 16081505), (11, 7309775), (19, 4231975), (25, 3216301), (55, 1461955), (95, 846395), (121, 664525), (209, 384725), (275, 292391), (475, 169279), (605, 132905), (1045, 76945), (1399, 57475), (2299, 34975), (3025, 26581), (5225, 15389), (6995, 11495)]